Prettyfication of look_around and list_monsters monster information

Here you have how it looks before the change:
![before1](https://f.cloud.github.com/assets/717574/1460023/707756da-4409-11e3-967c-2ae6738d67d4.png)
![before2](https://f.cloud.github.com/assets/717574/1460024/73833ca4-4409-11e3-8afd-722bfd8899ec.png)

And this is after:
![after1](https://f.cloud.github.com/assets/717574/1460026/82b3cb08-4409-11e3-9622-053752306ae4.png)
![after2](https://f.cloud.github.com/assets/717574/1460028/84082418-4409-11e3-9a49-b8645b635861.png)

Note the lessened amount of spaces, and the fact that we can see the actual description :smile_cat: